| Term | Full Form | Category |
|---|---|---|
| TNSC | Taiyo Nippon Sanso Corp | Others |
| TNSC | Taiyo Nippon Sanso Corporation | Others |
| TNSC | Texas Natural Science Center | Others |
| TNSC | The National Safety Commission | Others |
| TNSC | The Network Support Company | Others |
| TNSC | Thompson Nicola Shuswap Chapter | Others |